A randomized 25 question test from a pool of 761 questions, good luck!
Balanced and unbalanced signal systems have several differences. Which of the answers below best represents one of those differences?
There are an assortment of numbers on the typical protocol header. Which of the answers below denotes the header number that identifies the systems application/service for receiving or transmitting data?
Which of the answers below best represents the recommended standard that uses an end device circuit to provide the protocols for error detection?
IPv4 and IPv6 are the two current versions of IP. Which of the answers below is the defining difference between the two protocols?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below best known for use with USB and bluetooth devices?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE server application ?
Which answer below is best described as the RS-232 standard for voltage range to transmit a "Space"?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a coils would use?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE topic?
Which of the signal transmission systems below best describes the operation of an Ethernet cord?
There are several vital components to asynchronous transmission. Which of the answers below best relates to one that is not important?
Every IPv4 address is made up of two distinct components that identifies a specific host and a network segment. Which of the answers below names both of those components?
There are several different network access methods available to wireless Ethernet. Which of the methods below is the one used by wireless Ethernet?
Which of the protocols below is best described as the connected field devices that are in a multibus configuration are limited to digital only signalling?
The leased lines in a SCADA system provides a communication link between locations that is a dedicated one. Which of the environments below would the leased lines reside?
There are several common components of signal converters. Which one is best described as connecting the input signal of one device, with the converter itself?
There are several common components of signal converters. Which one is best described as connecting the input signal of one device, with the converter itself?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the coils ON/OFF status of inputs # 10197 to 10218 from a slave device?
Open communication protocols have several disadvantages. Which of the answers provided below represents one that is not a disadvantage?
Which of the answers below best represents the second bit sent in a RS-232 asynchronous frame?
Which of the messaging types below is best described as direct communication with a field device initiated by the scanner module?
The biggest register that Modbus supports is 16-bit. Which of the terms below is used for the process to support 32-bit data?
Wireless Ethernet connections can be easily captured across a public access point. Which of the primary security methods below is to be used at all times possible?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the disadvantage of losing the clock signal when spaces are transmitted for an extended series?
There are many different software programs that are commonly used by a DCS. Which of the programs below would allow the control of an employees access level in the system?